Home / 13,058,287.56-18,014,847-8,154,997.08

Finding the Fourth Proportional to 13,058,287.56, 18,014,847 and 8,154,997.08

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Solution

The fourth proportional to 13,058,287.56, 18,014,847 and 8,154,997.08 is: 11,250,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058,287.56 : 18,014,847 = 8,154,997.08 : x
  2. Step 2: Convert to fraction form
    13,058,287.56/18,014,847 = 8,154,997.08/x
  3. Step 3: Cross multiply
    13,058,287.56x = 18,014,847 × 8,154,997.08
  4. Step 4: Simplify right side
    13,058,287.56x = 146,911,024,681,646.75
  5. Step 5: Solve for x
    x = 146,911,024,681,646.75/13,058,287.56
  6. Step 6: Final answer
    x = 11,250,405.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.